06.Workflow_​Service_​2_​_​Sentiment_​Predictor_​-_​Lexicon_​Based

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This worflow applies the lexicon based approach on new tweets to predict their sentiment. The last component visualizes (1) the bar chart with the number of negative/positive/neutral tweets, (2) the word cloud of all collected tweets, and (3) the table with all collected tweets.

If you use this workflow, please cite:
F. Villaroel Ordenes & R. Silipo, “Machine learning for marketing on the KNIME Hub: The development of a live repository for marketing applications”, Journal of Business Research 137(1):393-410, DOI: 10.1016/j.jbusres.2021.08.036.

Nodes

• Call Workflow Service3 ×
• Component Input2 ×
• Component Output2 ×
• Bag Of Words Creator1 ×
• Document Data Extractor1 ×
• Show all 15 nodes

Extensions

• FeatureKNIME Base nodes
• FeatureKNIME Javasnippet
• FeatureKNIME Math Expression (JEP)
• FeatureKNIME Personal Productivity Tools
• FeatureKNIME Textprocessing

Links

• No links available